Home / 16,129,712.80-24,194,569.20-5,492,144.80

Finding the Fourth Proportional to 16,129,712.80, 24,194,569.20 and 5,492,144.80

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Solution

The fourth proportional to 16,129,712.80, 24,194,569.20 and 5,492,144.80 is: 8,238,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,712.80 : 24,194,569.20 = 5,492,144.80 : x
  2. Step 2: Convert to fraction form
    16,129,712.80/24,194,569.20 = 5,492,144.80/x
  3. Step 3: Cross multiply
    16,129,712.80x = 24,194,569.20 × 5,492,144.80
  4. Step 4: Simplify right side
    16,129,712.80x = 132,880,077,420,020.16
  5. Step 5: Solve for x
    x = 132,880,077,420,020.16/16,129,712.80
  6. Step 6: Final answer
    x = 8,238,217.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.